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<fann_get_rprop_delta_minfann_get_rprop_increase_factor>
^Fann FunctionsLast updated: Mon, 26 Oct 2026

fann_get_rprop_delta_zero

(PECL fann >= 1.0.0)

fann_get_rprop_delta_zero — Returns the initial step-size

Description

function fann_get_rprop_delta_zero(resource $ann): int

The initial step-size is a positive number determining the initial step size.

The default delta zero is 0.1.

Parameters

ann

Neural network resource.

Return Values

The initial step-size, or false on error.

See Also


<fann_get_rprop_delta_minfann_get_rprop_increase_factor>
^Fann FunctionsLast updated: Mon, 26 Oct 2026